Close view of Arctic explorer Jim McNeill carrying out environmental tests at the Canadian Arctic - shows close view of McNeill's hands in protective clothing turning large hand drill then camera pans up to show his face

Aerial shot of cloudy oil-stained water beside the coast.

Dead, leafless trees and a landfill form the frame for chimneys pumping out white smoke in the distance. Zoom out to reveal heavily degraded land.

Close up of a pile of rusting oil drums, cans and tyres on the bank of a river.

Close view of smoke coming out of top of industrial chimney, next to tower block against orange sky

Back view of people along in heavy rain at night, one is wearing a blue cagoule and the other has pulled their outer clothing over their head

Two men in orange emergency dinghy along in flood water then camera zooms out dramatically to show aerial of flooded Yorkshire countryside

General view of large iceberg, part of ice cliff breaks off and falls into water (calving) in Antarctica

Travelling aerial views over flooded fields in the Yorkshire countryside

A crab crawls on oil stained rocks and runs to hide under a rock.

Tracking shot moving along calm water of fjord in Hinlopen past melting icebergs with view through natural arches in the ice

Didcot Power Station, Oxford, England: Three steam columns rise from the power station's cooling towers, camera zooms out to reveal many white steam columns rising to the sky.

General view of two smoking factory chimneys and factory structure in silhouette against bright orange pink sky at sunset

Single melted ice floe floating on surface of calm water in sea in Fjord in Hinlopen at sunset with water lapping on beach and bare mountains in distance

General view of flooded street at night with dustbin floating along on its side in flood water, orange street lights reflect on water

Black clouds of smoke from industrial chimneys of factory emanate against orange sky with bright yellow sun in top right of screen

Chunks falling off the Perito Moreno glacier in Santa Cruz, Argentina.

Close view of tops of two factory chimneys belching and puffing steady stream of smoke upwards against cloudy sky

Low-level view of flood water flowing along suburban street at night with house and telephone box in background and moonlight reflecting on the water

Airview slowly travelling over solitary piece of ice in expanse of water in sea in Antarctica, larger ice floes can be seen in distance

Close view of No Entry road sign sticking out of water in flooded street with rubbish debris floating on surface

Close up of smoking factory chimney in silhouette and two trails of black smoke against intense orange sky

General view of St Paul's Cathedral and part of Blackfriars bridge and the River Thames in silhouette on London skyline obscured by smoggy haze caused by air pollution

Airview slowly travelling over sea in Antarctica covered with pieces of melted ice and sunlight reflecting on water

Barrow Island, Australia. A 'nodding donkey' oil pump silhouetted against the setting sun. A golden glow fills the frame.

Tracking shot moving along calm water of fjord in Hinlopen past melting icebergs with views through natural arches and bare mountains in background

A large iceberg and thawed ice floating on arctic waters with a starburst sun shining brilliantly on the blue sky.

Tracking shot passing broken lumps of melting ice in the ocean in Greenland in the Arctic Circle, with shadow of boat mast seen on the ice

MS of a pylon in the foreground with industrial complex in the background churning out smoke.

Sequence of shots showing traffic along motorway/freeway in America travelling in lines towards camera

Wide shot of dead small, twiggy trees standing in a river which is blanketed in oil. Camera pans to show the embankment covered in garbage.

Air plane flying over camera and landing on airport runway at dusk in misty conditions with warning lights shining on tarmac

Reykjavik, Iceland: Various shots of a traditional Icelandic wooden house with turf roof, small wooden windows and ornately hinged doorway.

Close shot of a pair of female feet running across street in heavy rain at night

Sequence of shots showing lines of cars slowly moving towards camera in traffic queue along motorway/freeway in China

Close view of fire burning amongst trees in forest seen through heat haze

Aerial shot passing over large deforested area in the Amazon rainforest in Brazil, with white smoke rising from burning trees. Small fires and single trees can be seen through the clouds of smoke

Barrow Island, Australia. A 'nodding donkey' oil pump silhouetted against the setting sun. Clouds creep across the sun's face.

Tracking shot travelling slowly through water in Antarctica at dusk, passing scattered fragments of ice of various sizes in dark water, some ice fragments reflecting sunlight on them

Tracking shot passing ice floes and small iceberg floating in the sea in Greenland in the Arctic Circle with sun sparkling in sky

Tracking shot passing large darkened iceberg in distance with expanse of water and a few pieces of floating ice seen in foreground, in Antarctica

General view of industrial buildings on London skyline seen through smog, one large chimney is seen against cloudy and foggy haze with some smaller chimneys in foreground emitting smoke

Aerial of stranded white truck in flowing flood waters

Barrow Island, Australia. A 'nodding donkey' oil pump silhouetted against the setting sun. Clouds creep across the sun's face.

Large waves crashing at the sea in stormy weather.

Wind turbine on roof of house with fast, rotating and spinning blades against blue sky

Close view of small plastic water bottle and other rubbish debris bobbing on surface of dirty water in river, bottle has blue hue and water is brown

Back view of the London Eye on a smoggy, hazy day caused by air pollution with Big Ben and other buildings seen in the background

Slowly moving view taken through natural arch of melting iceberg framing bare mountains and blue sky in background of fjord in Hinlopen

Aerial shot above a logging road and green conifer-covered mountains. Large areas of sparsity and exposed earth where trees have been cut down.